<template>
    <div class="demo">
        <h2>姓名：{{name}}</h2>
        <h2>性别：{{sex}}</h2>
        <button @click="sendStudentName">发送学生姓名</button>
	</div>
</template>
<script>
    export default {
        name:'Student',
        data(){
           return {name:'张三',sex:'男'}
        },
        methods:{
            sendStudentName(){
                this.$bus.$emit('hello',this.name)
            }
        }
    }
</script>
<style scoped>
    .demo{
        background-color: orange;
    }
</style>